39780965

素因数分解:

$5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{163}}^1\times {\mathrm{367}}^1$

素因数の和:561

約数の個数: 32

約数和(自身を含む): 57937920

約数和(自身を除く): 18156955

約数列:

[1, 5, 7, 19, 35, 95, 133, 163, 367, 665, 815, 1141, 1835, 2569, 3097, 5705, 6973, 12845, 15485, 21679, 34865, 48811, 59821, 108395, 244055, 299105, 418747, 1136599, 2093735, 5682995, 7956193, 39780965]

約数ペア:

[(1, 39780965), (5, 7956193), (7, 5682995), (19, 2093735), (35, 1136599), (95, 418747), (133, 299105), (163, 244055), (367, 108395), (665, 59821), (815, 48811), (1141, 34865), (1835, 21679), (2569, 15485), (3097, 12845), (5705, 6973)]